Aprilaire 5444 Control Board L99H008 protecting the lubrication circuit during

protecting the lubrication circuit during high-load periods

providing reliable power switching for high-torque compressors and HVAC equipment

This ICP replacement part is critical for downflow and horizontal applications where filter positioning is vital to prevent sagging and ensure full surface area utilization

13-Inch Immersion Length: Optimized surface area for efficient heating within the tank's water column

or water stains inside the cabinet bottom

Aprilaire 5444 Control Board L99H008 protecting the lubrication circuit duringThe Aprilaire 5444 Control Board is a critical internal control board engineered specifically for high performance moisture management systems. As a genuine Aprilaire replacement part, it is the primary processing unit for Aprilaire model 1830 and Aprilaire model 1850 series dehumidifiers, including the 1850F and 1850W. This HVAC control board manages vital system operations, from humidity level monitoring to integrated diagnostics. If your unit is